Ridlo, M., Widyastuti, R., Lubis, A., Fahrudin, M., & Boediono, A. 2018 Nov 30. Mice Oocytes Respond after Vitrification Followed by Artifical Activation Using a Various Concentration of Strontium Chloride and Cytochalasin B. Jurnal Veteriner. [Online] 19:3